1.14.99.38 medicine genetic variability in the set of cholesterol metabolism genes: cholesterol 25-hydroxylase, cholesterol 24-hydroxylase and ATP-binding cassette transporter A1 does not influence the development of Alzheimer‘s disease 660012 1.14.99.38 medicine patients with Alzheimer’s disease show high expression of cholesterol 25-hydroxylase gene in specifically vulnerable brain regions. The common enzyme haplotype CH25Hchi4 is a putative susceptibility factor for sporadic Alzheimer’s disease 676167